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Altech Circuit Protection

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Types of Circuit Protection

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Results: 5,183

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Part #

Circuit Breakers 30A D Characteristic UL 508 3 POLE

3D30UM
Altech
1: ¥11,842.9
7In Stock

Mfr. Part #
3D30UM

Mouser Part #
845-3D30UM

Altech

Circuit Breakers 30A D Characteristic UL 508 3 POLE

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Datasheet

7In Stock

¥11,842.9

¥11,801.4

¥11,756.6

¥11,406.1

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Min.: 1
Mult.: 1

Circuit Breakers 3A, D CHAR, 3POLE 480Y/277VAC,UL489

3D3UL
Altech
1: ¥22,292.3
1In Stock

Mfr. Part #
3D3UL

Mouser Part #
845-3D3UL

Altech

Circuit Breakers 3A, D CHAR, 3POLE 480Y/277VAC,UL489

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Datasheet

1In Stock

¥22,292.3

¥18,485.3

¥17,224.6

¥14,184.9

¥13,171.7

Min.: 1
Mult.: 1

Circuit Breakers 20A CRT BRKR ECHAR 277VAC UL508

3E20UM
Altech
1: ¥15,915.7
4In Stock

Mfr. Part #
3E20UM

Mouser Part #
845-3E20UM

Altech

Circuit Breakers 20A CRT BRKR ECHAR 277VAC UL508

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Datasheet

4In Stock

¥15,915.7

¥11,856.2

¥11,539

¥10,696.8

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Min.: 1
Mult.: 1

Circuit Breaker Accessories 3 Ph Busbar 99mm 6Pin, 115A

3P16UL3/6
Altech
1: ¥3,765.5
47In Stock
84Expected 11/23/2026

Mfr. Part #
3P16UL3/6

Mouser Part #
845-3P16UL3/6

Altech

Circuit Breaker Accessories 3 Ph Busbar 99mm 6Pin, 115A

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Datasheet

47In Stock

84Expected 11/23/2026

¥3,765.5

¥3,680.8

¥2,837

¥2,812.1

Min.: 1
Mult.: 1

Circuit Breaker Accessories 3 Ph Busbar 101.8mm 6Pin, 2x3pole, 80A

3P18U3/6
Altech
1: ¥4,758.8
2In Stock

Mfr. Part #
3P18U3/6

Mouser Part #
845-3P18U3/6

Altech

Circuit Breaker Accessories 3 Ph Busbar 101.8mm 6Pin, 2x3pole, 80A

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2In Stock

¥4,758.8

¥4,664.1

¥4,604.3

¥4,479.7

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Min.: 1
Mult.: 1

Circuit Breaker Accessories Busbar,3 Ph, 57 PINS 19X3 POLE

3P25U3/57
Altech
1: ¥26,536.1
9In Stock

Mfr. Part #
3P25U3/57

Mouser Part #
845-3P25U3/57

Altech

Circuit Breaker Accessories Busbar,3 Ph, 57 PINS 19X3 POLE

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Datasheet

9In Stock

¥26,536.1

¥22,692.6

¥18,970.3

¥18,415.5

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Min.: 1
Mult.: 1

Circuit Breaker Accessories Busbar,3 Phase,25sqmm,PIN Type

3P25U3/12
Altech
1: ¥7,624
5In Stock

Mfr. Part #
3P25U3/12

Mouser Part #
845-3P25U312

Altech

Circuit Breaker Accessories Busbar,3 Phase,25sqmm,PIN Type

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Datasheet

5In Stock

¥7,624

¥7,371.5

¥7,208.7

¥7,050.9

Quote

Min.: 1
Mult.: 1

Circuit Breaker Accessories Busbar,3 Phase,25sqmm,PIN Type

3P25U3/15
Altech
1: ¥8,230.3
6In Stock

Mfr. Part #
3P25U3/15

Mouser Part #
845-3P25U315

Altech

Circuit Breaker Accessories Busbar,3 Phase,25sqmm,PIN Type

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6In Stock

¥8,230.3

¥8,019.3

¥7,876.5

¥7,718.7

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Min.: 1
Mult.: 1

Circuit Breaker Accessories Busbar,3 Phase,25sqmm,PIN Type

3P25U3/9
Altech
1: ¥9,700.2
4In Stock

Mfr. Part #
3P25U3/9

Mouser Part #
845-3P25U39

Altech

Circuit Breaker Accessories Busbar,3 Phase,25sqmm,PIN Type

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4In Stock

¥9,700.2

¥7,021

¥6,629.1

¥6,411.5

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Min.: 1
Mult.: 1

Circuit Breaker Accessories Insul Cap 3 pr strip for 1P/2P/3PUL

BRUL
Altech
1: ¥328.9
46In Stock
74Expected 8/11/2026

Mfr. Part #
BRUL

Mouser Part #
845-BRUL

Altech

Circuit Breaker Accessories Insul Cap 3 pr strip for 1P/2P/3PUL

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Datasheet

46In Stock

74Expected 8/11/2026

¥328.9

¥327.2

¥308.9

¥299

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Min.: 1
Mult.: 1

Circuit Breaker Accessories V-EA MCB Finger Protection

BS.UL
Altech
1: ¥290.7
73In Stock

Mfr. Part #
BS.UL

Mouser Part #
845-BSUL

Altech

Circuit Breaker Accessories V-EA MCB Finger Protection

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Datasheet

73In Stock

¥290.7

¥284

¥275.7

¥230.9

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Min.: 1
Mult.: 1

Fuse Holder 5x20 mm BU

CF4U/BU
Altech
1: ¥1,079.7
482In Stock
500Expected 8/19/2026

Mfr. Part #
CF4U/BU

Mouser Part #
845-CF4U/BU

Altech

Fuse Holder 5x20 mm BU

Datasheet

482In Stock

500Expected 8/19/2026

¥1,079.7

¥970

¥950.1

¥722.5

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Min.: 1
Mult.: 1

Fuse Holder DIN Term Blk, Screw, Fuse 5x20mm, LED 220V

DDFL4U(E)/220
Altech
1: ¥1,094.6
12In Stock

Mfr. Part #
DDFL4U(E)/220

Mouser Part #
845-DDFL4UE/220

Altech

Fuse Holder DIN Term Blk, Screw, Fuse 5x20mm, LED 220V

Datasheet

12In Stock

¥1,094.6

¥1,069.7

¥1,021.5

¥983.3

Quote

Min.: 1
Mult.: 1

Fuse Holder FUSE BLOCK 8X66X88mm

DDFL4ULR
Altech
1: ¥2,277.2
38In Stock

Mfr. Part #
DDFL4ULR

Mouser Part #
845-DDFL4ULR

Altech

Fuse Holder FUSE BLOCK 8X66X88mm

Datasheet

38In Stock

¥2,277.2

¥2,124.4

¥2,072.9

¥1,287.3

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Min.: 1
Mult.: 1

Circuit Breaker Accessories Mounting Screw 34mm pack of 10

E983419
Altech
1: ¥2,659.3
12In Stock

Mfr. Part #
E983419

Mouser Part #
845-E983419

Altech

Circuit Breaker Accessories Mounting Screw 34mm pack of 10

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Datasheet

12In Stock

¥2,659.3

¥2,297.2

¥2,106.1

¥1,818.8

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Min.: 1
Mult.: 1

Circuit Breaker Accessories EASS, Lock-Off Device [10]

EASS
Altech
1: ¥1,533.1
16In Stock

Mfr. Part #
EASS

Mouser Part #
845-EASS

Altech

Circuit Breaker Accessories EASS, Lock-Off Device [10]

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Datasheet

16In Stock

¥1,533.1

¥1,466.7

¥1,458.4

Quote

Min.: 1
Mult.: 1

Circuit Breaker Accessories Shunt Trip FA110UL,.25A/110V

FA110UL
Altech
1: ¥20,015.1
2In Stock

Mfr. Part #
FA110UL

Mouser Part #
845-FA110UL

Altech

Circuit Breaker Accessories Shunt Trip FA110UL,.25A/110V

Datasheet

2In Stock

¥20,015.1

¥15,128.4

¥14,344.4

¥13,244.8

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Min.: 1
Mult.: 1

Circuit Breaker Accessories 110-380V Shunt,Trip

FA110UM
Altech
1: ¥14,155
1In Stock

Mfr. Part #
FA110UM

Mouser Part #
845-FA110UM

Altech

Circuit Breaker Accessories 110-380V Shunt,Trip

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Datasheet

1In Stock

¥14,155

¥11,741.6

¥11,040.7

¥9,201.9

¥8,587.4

Min.: 1
Mult.: 1

Circuit Breaker Accessories Shunt Trip FA24UL,0.6A/24V

FA24UL
Altech
1: ¥20,015.1
4In Stock

Mfr. Part #
FA24UL

Mouser Part #
845-FA24UL

Altech

Circuit Breaker Accessories Shunt Trip FA24UL,0.6A/24V

Datasheet

4In Stock

¥20,015.1

¥16,940.5

¥14,344.4

¥13,244.8

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Min.: 1
Mult.: 1

Circuit Breaker Accessories 10A 220V SWITCH

H11UM
Altech
1: ¥4,625.9
3In Stock

Mfr. Part #
H11UM

Mouser Part #
845-H11UM

Altech

Circuit Breaker Accessories 10A 220V SWITCH

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Datasheet

3In Stock

¥4,625.9

¥4,506.3

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Min.: 1
Mult.: 1

Circuit Breakers MA10UM, 6.3-10A, 3p

MA10UM
Altech
1: ¥30,314.9
2In Stock

Mfr. Part #
MA10UM

Mouser Part #
845-MA10UM

Altech

Circuit Breakers MA10UM, 6.3-10A, 3p

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Datasheet

2In Stock

¥30,314.9

¥25,137.6

¥23,425.1

¥19,290.9

¥17,913.9

Min.: 1
Mult.: 1

Circuit Breakers N32UL, Neutral Pole, UL489

N32UL
Altech
1: ¥9,785
1In Stock

Mfr. Part #
N32UL

Mouser Part #
845-N32UL

Altech

Circuit Breakers N32UL, Neutral Pole, UL489

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Datasheet

1In Stock

¥9,785

¥8,115.6

¥7,486.1

¥6,439.7

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Min.: 1
Mult.: 1

Circuit Breaker Accessories ADD-ON NEUTRAL POLE, UM SERIES

N63UM
Altech
1: ¥7,889.8
9In Stock

Mfr. Part #
N63UM

Mouser Part #
845-N63UM

Altech

Circuit Breaker Accessories ADD-ON NEUTRAL POLE, UM SERIES

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Datasheet

9In Stock

¥7,889.8

¥6,544.3

¥6,037.7

¥5,130.8

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Min.: 1
Mult.: 1

Circuit Breaker Accessories BUS BAR SUPPT W/SCRW

NES
Altech
1: ¥322.2
44In Stock

Mfr. Part #
NES

Mouser Part #
845-NES

Altech

Circuit Breaker Accessories BUS BAR SUPPT W/SCRW

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Datasheet

44In Stock

¥322.2

¥313.9

¥304

¥116.3

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Min.: 1
Mult.: 1

Circuit Breaker Accessories Modular Dir Pwr Feed for 1P/2P/3PUL

P50ULB
Altech
1: ¥2,410.1
95In Stock

Mfr. Part #
P50ULB

Mouser Part #
845-P50ULB

Altech

Circuit Breaker Accessories Modular Dir Pwr Feed for 1P/2P/3PUL

Learn More

Datasheet

95In Stock

¥2,410.1

¥2,408.5

¥2,285.5

¥2,242.4

Quote

Min.: 1
Mult.: 1